Flight
UAL1679 3 Feb 2026
UAL1679, operated by United Airlines, on 3 Feb 2026: San Francisco International (KSFO) to Cancun International (MMUN). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → MMUN CANCUN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:54 PST |
| Last seen | 15:30 EST |
| Duration | 3h 35m |
| Aircraft | N37551 |
| Max altitude | 35,000 ft |
| Distance tracked | 2,090 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 0 (0%) |
| Average delay | +28 min |
| Worst delay | +34 min |
In the last 30 days UAL1679 departed on time (within 15 minutes) on 0 of 7 flights (0%), with an average departure delay of +28 min and a worst delay of +34 min.
Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.